Content protected from screenshots
GKFix.in
Current Affairs
General Knowledge
Categories
Concept Builder Quiz
About Us
Start Quiz
GKFix.in
Home
Current Affairs
General Knowledge
Categories
Concept Builder Quiz
Start Quiz
GKFix MCQ Question
Test your knowledge and learn something new
Home
P BLOCK ELEMENTS
Question #37658
Back to Home
View All P BLOCK ELEMENTS Questions
18 Views
Question
What is the percentage of oxygen by volume in dry air?
A. 15.72%
B. 25.432%
C. 20.946%
D. 30.000%
Check Answer
Share on Twitter
Share on Facebook
Copy Link
Related Questions
What is the primary reason halogens readily react with hydrogen to form hydrogen halides?
16
Which halogen oxide is used in the removal of plutonium from spent nuclear fuel?
20
Why does iodine have a lower melting point than bromine, despite being heavier?
19
Iranians largely reacted negatively to which recent U.S. policy decision?
(Current Affairs)
49
Who is the current Chief Minister of Delhi as of October 2025, who hosted the Karva Chauth celebrati...
(Current Affairs)
19